Brian W. Aldiss:
Bow Down to Nul, by Brian W. AldissThe Dark Destroyers, by Manly Wade Wellman,

Poul Anderson:
Star Guard, by Andre Norton/Planet of No Return, by Poul Anderson,
War of the Wing-Men, by Poul Anderson/The Snows of Ganymede, by Poul Anderson,
Star Ways, by Poul Anderson/City Under the Sea, by Kenneth Bulmer,
The Planet Killers, by Robert Silverberg/We Claim These Stars!, by Poul Anderson,

Isaac Asimov:
The Rebellious Stars, by Isaac Asimov/An Earth Gone Mad, by Roger Dee,


Neal Barrett, Jr.:
Annihilation Factor, by Barrington J. Bayley/Highwood, by Neal Barrett, Jr.,
Dwellers of the Deep, by K. M. O'Donnell/The Gates of Time, by Neal Barrett, Jr.,

William Barton:
Life With Lancelot, by John T. Phillifent/Hunting on Kunderer, by William Barton ,

Barrington J. Bayley:
Mask of Chaos, by John Jakes/Star Virus, by Barrington J. Bayley,
Annihilation Factor, by Barrington J. Bayley/Highwood, by Neal Barrett, Jr.,

Lloyd Biggle, Jr.:
The Puzzle Planet, by Robert A. W. Lowndes/The Angry Espers, by Lloyd Biggle, Jr.,

Leigh Brackett:
Conan the Conqueror, by Robert E. Howard/The Sword of Rhiannon, by Leigh Brackett,
The Nemesis from Terra, by Leigh Brackett/Collision Course, by Robert Silverberg,
Alpha Centauri - Or Die!, by Leigh Brackett/Legend of Lost Earth, by G. McDonald Wallis,
People of the Talisman, by Leigh Brackett/The Secret of Sinharat, by Leigh Brackett,

Marion Zimmer Bradley:
The Door Through Space, by Marion Zimmer Bradley/Rendezvous on a Lost World, by A. Bertram Chandler,
Falcons of Narabedla, by Marion Zimmer Bradley/The Dark Intruder and Other Stories, by Marion Zimmer Bradley,

John Brunner:
Siege of the Unseen, by A. E. Van Vogt/The World Swappers, by John Brunner,
The Atlantic Abomination, by John Brunner/The Martian Missile, by David Grinnell,
Rocket to Limbo, by Alan E. Nourse/Echo in the Skull, by John Brunner,
Dr. Futurity, by Philip K. Dick/Slavers of Space, by John Brunner ,
Meeting at Infinity, by John Brunner/Beyond the Silver Sky, by Kenneth Bulmer,
#F-199: Captives of the Flame!, by Samuel R. Delany/The Psionic Menace, by Keith Woodcott,
Listen! The Stars!, by John Brunner/The Rebellers, by Jane Roberts,
Times Without Number, by John Brunner/Destiny's Orbit, by David Grinnell,,
The Astronauts Must Not Land, by John Brunner/The Space-Time Juggler, by John Brunner,
Castaways' World, by John Brunner/The Rites of Ohe, by John Brunner,
Endless Shadow, by John Brunner/The Arsenal of Miracles, by Gardner F. Fox,
The Repairmen of Cyclops, by John Brunner/Enigma From Tantalus, by John Brunner,
The Beasts of Kohl, by John Rackham/A Planet of Your Own, by John Brunner,

Kenneth Bulmer:
Meeting at Infinity, by John Brunner/Beyond the Silver Sky, by Kenneth Bulmer,
Planetary Agent X, by Mack Reynolds/Behold the Stars, by Kenneth Bulmer,
The Million Year Hunt, by Kenneth Bulmer/Ships to the Stars, by Fritz Leiber,
Land Beyond the Map, by Kenneth Bulmer/Fugitive of the Stars, by Edmond Hamilton,
I Want the Stars, by Tom Purdom/Demons' World, by Kenneth Bulmer,
Cradle of the Sun, by Brian M. Stableford/The Wizards of Senchuria, by Kenneth Bulmer,
Star Ways, by Poul Anderson/City Under the Sea, by Kenneth Bulmer,

A. Bertram Chandler:
The Door Through Space, by Marion Zimmer Bradley/Rendezvous on a Lost World, by A. Bertram Chandler,
The Alternate Martians, by A. Bertram Chandler/Empress of Outer Space, by A. Bertram Chandler,
The Rim Gods, by A. Bertram Chandler/The High Hex, by Laurence M. Janifer and S. J. Treibich,
Reality Forbidden, by Philip E. High/Contraband From Otherspace, by A. Bertram Chandler,
The Rival Rigellians, by Mack Reynolds/Nebula Alert, by A. Bertram Chandler,

Juanita Coulson:
The Winds of Gath, by E. C. Tubb/Crisis on Cheiron, by Juanita Coulson,

Avram Davidson:
Rocannon's World, by Ursula K. Le Guin/The Kar-Chee Reign, by Avram Davidson ,
Clash of Star-Kings, by Avram Davidson/Danger From Vega, by John Rackham,

L. Sprague De Camp:
Ring Around the Sun, by Clifford D. Simak/Cosmic Manhunt, by L. Sprague de Camp,

Roger Dee:
The Rebellious Stars, by Isaac Asimov/An Earth Gone Mad, by Roger Dee,

Samuel R. Delany:
#F-199: Captives of the Flame!, by Samuel R. Delany/The Psionic Menace, by Keith Woodcott,
The Ballad of Beta-2, by Samuel R. Delany/Alpha Yes, Terra No!, by Emil Petaja,
Empire Star, by Samuel R. Delany/The Tree Lord of Imeten, by Tom Purdom ,

Lester Del Rey:
The Sky is Falling, by Lester Del Rey/Badge of Infamy, by Lester Del Rey,

Charles V. De Vet:
Cosmic Checkmate, by Charles V. De Vet and Katherine MacLean/King of the Fourth Planet, by Robert Moore Williams,

Philip K. Dick:
Dr. Futurity, by Philip K. Dick/Slavers of Space, by John Brunner ,

Thomas M. Disch:
Mankind Under the Leash, by Thomas M. Disch/Planet of Exile, by Ursula K. Le Guin ,

Suzette Haden Elgin:
The Communipaths, by Suzette Haden Elgin/The Noblest Experiment in the Galaxy, by Louis Trimble,

Harlan Ellison:
The Man With Nine Lives, by Harlan Ellison/A Touch of Infinity, by Harlan Ellison,

Philip Jose Farmer:
Cache from Outer Space, by Philip José Farmer/The Celestial Blueprint and other stories, by Philip José Farmer,,

Charles L. Fontenay:
200 Years to Christmas, by J. T. McIntosh/Rebels of the Red Planet, by Charles L. Fontenay,

Gardner F. Fox:
Endless Shadow, by John Brunner/The Arsenal of Miracles, by Gardner F. Fox,

Ron Goulart:
Clockwork's Pirates, by Ron Goulart/Ghost Breaker, by Ron Goulart,

David Grinnell:
The Atlantic Abomination, by John Brunner/The Martian Missile, by David Grinnell,
Times Without Number, by John Brunner/Destiny's Orbit, by David Grinnell,,
The Jester at Scar, by E. C. Tubb/To Venus! To Venus!, by David Grinnell,

James Gunn:
The 13th Immortal, by Robert Silverberg/This Fortress World, by James E. Gunn,

Edmond Hamilton:
Land Beyond the Map, by Kenneth Bulmer/Fugitive of the Stars, by Edmond Hamilton,

Charles L. Harness:
The Paradox Men, by Charles L. Harness/Dome Around America, by Jack Williamson,

Philip E. High:
Reality Forbidden, by Philip E. High/Contraband From Otherspace, by A. Bertram Chandler,
The Duplicators, by Murray Leinster/No Truce With Terra, by Philip E. High,

Ernest Hill:
Space Chantey, by R. A. Lafferty/Pity About Earth, by Ernest Hill ,

Robert E. Howard:
Conan the Conqueror, by Robert E. Howard/The Sword of Rhiannon, by Leigh Brackett,

John Jakes:
Tonight We Steal the Stars, by John Jakes/The Wagered World, by Laurence M. Janifer and S. J. Treibich,
Mask of Chaos, by John Jakes/Star Virus, by Barrington J. Bayley,

Laurence M. Janifer:
The Rim Gods, by A. Bertram Chandler/The High Hex, by Laurence M. Janifer and S. J. Treibich,
Tonight We Steal the Stars, by John Jakes/The Wagered World, by Laurence M. Janifer and S. J. Treibich,

Damon Knight:
Masters of Evolution, by Damon Knight/Fire in the Heavens, by George O. Smith,
The Sun Saboteurs, by Damon Knight/The Light of Lilith, by G. McDonald Wallis,
The Rithian Terror, by Damon Knight/Off Center, by Damon Knight,

Calvin Knox:
One of Our Asteroids is Missing, by Calvin Knox/The Twisted Men, by A. E. Van Vogt,

R. A. Lafferty:
Space Chantey, by R. A. Lafferty/Pity About Earth, by Ernest Hill ,

Ursula K. Le Guin:
Rocannon's World, by Ursula K. Le Guin/The Kar-Chee Reign, by Avram Davidson ,
Mankind Under the Leash, by Thomas M. Disch/Planet of Exile, by Ursula K. Le Guin ,

Fritz Leiber:
The Green Millennium, by Fritz Leiber/Night Monsters, by Fritz Leiber,
The Million Year Hunt, by Kenneth Bulmer/Ships to the Stars, by Fritz Leiber,

Murray Leinster:
The Pirates of Zan, by Murray Leinster/The Mutant Weapon, by Murray Leinster,
The Duplicators, by Murray Leinster/No Truce With Terra, by Philip E. High,

Robert A. W. Lowndes:
The Puzzle Planet, by Robert A. W. Lowndes/The Angry Espers, by Lloyd Biggle, Jr.,

Katherine MacLean:
Cosmic Checkmate, by Charles V. De Vet and Katherine MacLean/King of the Fourth Planet, by Robert Moore Williams,

J. T. McIntosh:
200 Years to Christmas, by J. T. McIntosh/Rebels of the Red Planet, by Charles L. Fontenay,

Sam Merwin, Jr.:
The Stars are Ours!, by Andre Norton/Three Faces of Time, by Sam Merwin, Jr.,

Andre Norton:
Star Guard, by Andre Norton/Planet of No Return, by Poul Anderson,
The Stars are Ours!, by Andre Norton/Three Faces of Time, by Sam Merwin, Jr.,

Alan E. Nourse:
Rocket to Limbo, by Alan E. Nourse/Echo in the Skull, by John Brunner,

K. M. O'Donnell:
Gather in the Hall of the Planets, by K. M. O'Donnell/In the Pocket and Other S-F Stories, by K. M. O'Donnell, Dwellers of the Deep, by K. M. O'Donnell/The Gates of Time, by Neal Barrett, Jr.,

Emil Petaja:
The Blind Worm, by Brian M. Stableford/Seed of the Dreamers, by Emil Petaja,
The Ballad of Beta-2, by Samuel R. Delany/Alpha Yes, Terra No!, by Emil Petaja,
Five Against Arlane, by Tom Purdom/Lord of the Green Planet, by Emil Petaja,

John T. Phillifent:
Life With Lancelot, by John T. Phillifent/Hunting on Kunderer, by William Barton ,
Hierarchies, by John T. Phillifent/Mister Justice, by Doris Piserchia,
Final War and Other Fantasies, by K. M. O'Donnell/Treasure of Tau Ceti, by John Rackham,

Doris Piserchia:
Hierarchies, by John T. Phillifent/Mister Justice, by Doris Piserchia,

Tom Purdom:
I Want the Stars, by Tom Purdom/Demons' World, by Kenneth Bulmer,
Empire Star, by Samuel R. Delany/The Tree Lord of Imeten, by Tom Purdom,
Five Against Arlane, by Tom Purdom/Lord of the Green Planet, by Emil Petaja,

John Rackham:
The Water of Thought, by Fred Saberhagen/We, the Venusians, by John Rackham,
Clash of Star-Kings, by Avram Davidson/Danger From Vega, by John Rackham,
The Beasts of Kohl, by John Rackham/A Planet of Your Own, by John Brunner,
Final War and Other Fantasies, by K. M. O'Donnell/Treasure of Tau Ceti, by John Rackham,

Mack Reynolds:
Planetary Agent X, by Mack Reynolds/Behold the Stars, by Kenneth Bulmer,
The Rival Rigellians, by Mack Reynolds/Nebula Alert, by A. Bertram Chandler,

Walt and Leigh Richmond:
Gallagher's Glacier, by Walt and Leigh Richmond/Positive Charge, by Walt and Leigh Richmond,

Jane Roberts:
Listen! The Stars!, by John Brunner/The Rebellers, by Jane Roberts,

Eric Frank Russell:
The Space Willies, by Eric Frank Russell/Six Worlds Yonder, by Eric Frank Russell,

Fred Saberhagen:
The Water of Thought, by Fred Saberhagen/We, the Venusians, by John Rackham,

Robert Silverberg:
Master of Life and Death, by Robert Silverberg/The Secret Visitors, by James White,
The Nemesis from Terra, by Leigh Brackett/Collision Course, by Robert Silverberg,
The Planet Killers, by Robert Silverberg/We Claim These Stars!, by Poul Anderson,
The Silent Invaders, by Robert Silverberg/Battle on Venus, by William F. Temple,

Clifford D. Simak:
Ring Around the Sun, by Clifford D. Simak/Cosmic Manhunt, by L. Sprague de Camp,
So Bright the Vision, by Clifford D. Simak/The Man Who Saw Tomorrow, by Jeff Sutton,

Georges Simenon:
Maigret Has Scruples, by Georges Simenon/Maigret and the Reluctant Witnesses, by Georges Simenon ,

George O. Smith:
Masters of Evolution, by Damon Knight/Fire in the Heavens, by George O. Smith,

Brian M. Stableford:
Cradle of the Sun, by Brian M. Stableford/The Wizards of Senchuria, by Kenneth Bulmer,
The Blind Worm, by Brian M. Stableford/Seed of the Dreamers, by Emil Petaja,

Jeff Sutton:
So Bright the Vision, by Clifford D. Simak/The Man Who Saw Tomorrow, by Jeff Sutton,

William F. Temple:
The Silent Invaders, by Robert Silverberg/Battle on Venus, by William F. Temple,

S. J. Treibich:
The Rim Gods, by A. Bertram Chandler/The High Hex, by Laurence M. Janifer and S. J. Treibich,
Tonight We Steal the Stars, by John Jakes/The Wagered World, by Laurence M. Janifer and S. J. Treibich,

Louis Trimble:
The Communipaths, by Suzette Haden Elgin/The Noblest Experiment in the Galaxy, by Louis Trimble,

E. C. Tubb:
The Winds of Gath, by E. C. Tubb/Crisis on Cheiron, by Juanita Coulson,
The Jester at Scar, by E. C. Tubb/To Venus! To Venus!, by David Grinnell,

Jack Vance:
The Dragon Masters, by Jack Vance/The Five Gold Bands, by Jack Vance,
Son of the Tree, by Jack Vance/The Houses of Iszm, by Jack Vance,
Monsters in Orbit, by Jack Vance/The World Between and Other Stories, by Jack Vance,
Big Planet, by Jack Vance/Slaves of the Klau, by Jack Vance,
The Dragon Masters, by Jack Vance/The Last Castle, by Jack Vance ,

A. E. Van Vogt:
The World of Null-A, by A. E. Van Vogt/The Universe Maker, by A. E. Van Vogt,
Siege of the Unseen, by A. E. Van Vogt/The World Swappers, by John Brunner,
One of Our Asteroids is Missing, by Calvin Knox/The Twisted Men, by A. E. Van Vogt,

G. McDonald Wallis:
The Sun Saboteurs, by Damon Knight/The Light of Lilith, by G. McDonald Wallis,
Alpha Centauri - Or Die!, by Leigh Brackett/Legend of Lost Earth, by G. McDonald Wallis,

Manly Wade Wellman:
Bow Down to Nul, by Brian W. AldissThe Dark Destroyers, by Manly Wade Wellman,

James White:
Master of Life and Death, by Robert Silverberg/The Secret Visitors, by James White,

Robert Moore Williams:
Cosmic Checkmate, by Charles V. De Vet and Katherine MacLean/King of the Fourth Planet, by Robert Moore Williams,

Jack Williamson:
The Paradox Men, by Charles L. Harness/Dome Around America, by Jack Williamson,

Ellen Wobig:
The Pictures of Pavanne, by Lan Wright/The Youth Monopoly, by Ellen Wobig,
Donald A. Wollheim:
Who Speaks of Conquest?, by Lan Wright/The Earth in Peril, edited by Donald A. Wollheim,

Lan Wright:
Who Speaks of Conquest?, by Lan Wright/The Earth in Peril, edited by Donald A. Wollheim,
The Pictures of Pavanne, by Lan Wright/The Youth Monopoly, by Ellen Wobig